Journal of the Royal Geological Society of Ireland |
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adit angle appears barytes beds black slate boundary Cambrian Cambrian rocks carbonate Carboniferous Limestone Carboniferous Slate clay coal coal-measures colour conglomerate containing copper county of Cork Cyclopteris deposited described Devonian dichotoma direction district dolomite Donegal drift Dublin east escar examination facts fault feet floe formation fossil plants fossils Geological Society Geological Survey geologists glaciers Glendalough granite gray Hill inches interstratified Ireland iron Kenmare Kilkenny Kilmashogue layers Lepidodendron lime limestone gravel lode Luganure magnesia mass Menai Menai Straits mica miles mineral mines mountain nearly neighbourhood observed occur old red sandstone paleozoic paper parallel pebbles portion present Professor Haughton quarry quartz quartz rock Rathfarnham remarkable sand shale side Sigillaria Silurian slope strata strike sulphate of barytes surface thickness tion trap dykes upper valley Vaynol Vaynol Wood veins Waterford Wicklow William Edington Yellow Sandstone
Popular passages
Page 263 - An address delivered at the anniversary meeting of the Geological Society of London, on the 19th of February, 1841 ; and the announcement of the award of the Wollaston medal and donation fund for the same year.
Page 52 - Report on the geology of the Lake Superior land district : by JW Foster and JD Whitney, United States Geologists. Part II.
Page 54 - Proceedings of the Geological and Polytechnic Society of the West Riding of Yorkshire, 1863 — 4.
Page 164 - ... and Cintra, being some of the largest in Portugal, were impetuously shaken, as it were, from their very foundations; and some of them opened at their summits, which were split and rent in a wonderful manner, huge masses of them being thrown down into the subjacent valleys.
Page 275 - Neozoic period towards its later epochs. And thus, during the Palaeozoic period, the sum of generic types and concentration of characteristic forms is to be observed in Silurian and Devonian formations ; during the Neozoic period it is during the Cretaceous, Tertiary, and present (itself part of the Tertiary) epochs that we find the maximum development of peculiar generic types (or ideas). On the other hand, during the closing epochs of the Palaeozoic and the commencing epoch of the Neozoic period...
Page 164 - Cintra, being some of the largest in Portugal, were impetuously shaken, as it were, from their very foundations ; and some of them opened at their summits, which were split and rent in a wonderful manner, huge masses of them being thrown down into the subjacent valleys. * Flames are related to have issued from these mountains...
Page 165 - A great wave swept over the coast of Spain, and is said to have been sixty feet high at Cadiz. At Tangier, in Africa, it rose and fell eighteen times on the coast ; at Funchal, in Madeira, it rose full fifteen feet perpendicular above high-water mark, although the tide, which ebbs and flows there seven feet, was then at half ebb.
Page 165 - Another ship, forty leagues west of St. Vincent, experienced so violent a concussion that the men were thrown a foot and a half perpendicularly up from the deck. In...
Page 164 - A sound of thunder was heard underground, and immediately afterwards a violent shock threw down the greater part of that city. In the course of about six minutes sixty thousand persons perished. The sea first retired and laid the bar dry; it then rolled in, rising fifty feet or more above its ordinary level.
Page 164 - The great area over which this Lisbon earthquake extended is very remarkable. The movement was most violent in Spain, Portugal, and the north of Africa ; but nearly the whole of Europe, and even the West Indies, felt the shock on the same day. A seaport called St.